1. Home
  2. Directory
  3. Maryland
  4. Baltimore
  5. Urology
  6. NPI Profile

JOHNS HOPKINS UNIVERSITY
NPI 1295731966
Urology in Baltimore, MD

Active since June 27, 2005
601 N CAROLINE ST, BALTIMORE, MD 21287(410) 955-5000 Get Directions Write a Review

NPPES record last updated: March 18, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Mar 18, 2026, Dec 3, 2025, Sep 2, 2025 and 5 more (8 updates tracked since 2021).

About Johns Hopkins University NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHNS HOPKINS UNIVERSITY (NPI 1295731966), doing business as Jhu - Urology, is a healthcare organization registered as an urology in Baltimore, Maryland and active in the NPI registry since June 2005. The organization maintains a secondary practice location in Baltimore and lists Nicholas Giarratano, Director, Provider Enrollment, as its authorized official.

NPPES Registry Identity

NPI1295731966
Entity TypeOrganization
Primary Taxonomy208800000X
Legal Business NameJOHNS HOPKINS UNIVERSITY
Location Address601 N CAROLINE STBaltimore, MD 21287-0006
Mailing Address6201 Greenleigh AveMiddle River, MD 21220-2004 · (410) 933-6423 · Fax (410) 500-4266
Phone(410) 955-5000
Organization SubpartYes
Authorized OfficialNicholas GiarratanoDirector, Provider Enrollment · (410) 933-0000
Enumeration DateJune 27, 2005
Last NPPES UpdateMarch 18, 20268 updates tracked since enumeration
NPPES CertifiedMarch 18, 2026
✔ NPI 1295731966 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians
Taxonomy Code208800000X
Definition

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

601 N CAROLINE ST, Baltimore, MD 21287
Open in Google Maps ↗

Other Names 1

Doing Business AsJhu - Urology

Secondary Practice Location 1

Location 1600 N Wolfe StBaltimore, MD 21287-0005 · Phone (410) 955-5000

Other Identifiers 3

Medicaid382181100MD
OtherCD6091MD · Rrmc
Medicaid015843059DC

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DANA F BOATMAN AUD
Audiologist
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-3116
JOEL I BRENNER M.D.
Pediatrics
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5910
GAIL HEFTER C.R.N.P.
Nurse Practitioner
601 N CAROLINE ST, # 7263
BALTIMORE, MD 21287
Baltimore City (410) 614-5343
WILLIAM HENDERSON D.D.S.
Dentist (Oral and Maxillofacial Surgery)
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-6662
ERNEST MARSHALL GRAHAM M.D.
Obstetrics & Gynecology
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-6700
CYNTHIA HOLCROFT ARGANI M.D.
Obstetrics & Gynecology
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-6700
ARLENE GERSON PH.D.
Psychologist (Clinical)
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-2000
WILLIAM RAVEKES M.D.
Pediatrics
601 N CAROLINE ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5910

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Johns Hopkins University's NPI number?

The NPI number for Johns Hopkins University is 1295731966. It was assigned to this organization in the NPPES registry on June 27, 2005. The provider is doing business as Jhu - Urology.

Where is Johns Hopkins University located?

Johns Hopkins University is located at 601 N Caroline St, Baltimore, MD 21287. The listed phone number is (410) 955-5000.

What is Johns Hopkins University's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

When was this NPI record last updated?

The NPPES record for Johns Hopkins University was last updated on March 18, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.